Though the passage is easy, I don’t think __________can understand it.

Beijing is ________ capital of China and it is _________ city with many places of interest.

I have more paper clips than_______, but my CDs are fewer than________.

Oh, the music is wonderful. Would you please _______ the radio?—All right.

.As reported in the essay by Prof. Brown, it is only in the most difficult circumstances ________ a man’s abilities are fully tested.